/**
 * function to show the marketing part number for the selected mfg part nubmer.
 *
 * @param mfPartNo
 */
function showMktgPartNumber(selecteditem) {
    var form = document.forms[0];
    var mfPartNo = form.manufacturingPartNo.length > 1 ? form.manufacturingPartNo[selecteditem].value : form.manufacturingPartNo.value;
    var product = ct.product.getProduct(mfPartNo);
    var mktgPartNumberSpan = document.getElementById('marketingPartNoSpan'+selecteditem);
    if(mktgPartNumberSpan) {
        mktgPartNumberSpan.innerHTML= product ? product.mktgPartNumber : "";
    }
}